body{
    padding: 50px;
    font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
}
a{
    color: #00B7ff;
}
#content{
    width: 800px;
    margin-left: auto;
    margin-right: auto;
}
#room{
    background: #ddd;
    margin-bottom: 1em;
}
#message{
    width: 690px;
    height: 300px;
    overflow: auto;
    background: #eee;
    margin-bottom: 1em;
    margin-right: 10px;
}